Listen to Kaappaan Single Song - Siriki the first single released from the film. Touted to be a thriller, Kaappaan has actor Suriya playing a commando, Mohanlal the Prime Minister of India while also starring Sayyesha, Arya and Boman Irani among others. The film has music by Harris Jayaraj. Sony Music has grabbed the audio rights of the film. The movie is all set to release on August 30.